[gdal-dev] Problem using gdalwarp to reproject Lambert Conformal Conic (LCC) to longlat

2011-01-07 Thread James Hiebert
All, Below is a question/probelm from one of my co-workers (who doesn't (yet) want to subscribe to the list). ~James Hiebert From: Hailey Eckstrand Date: Fri, 7 Jan 2011 13:05:10 -0800 Hello all, I am trying to reproject a geotif using gdalwarp: gdalwarp -t_srs "+proj=longlat" -s_srs "+proj=l

Re: [gdal-dev] Problem using gdalwarp to reproject Lambert Conformal Conic (LCC) to longlat

2011-01-07 Thread Frank Warmerdam
On 11-01-07 04:18 PM, James Hiebert wrote: All, Below is a question/probelm from one of my co-workers (who doesn't (yet) want to subscribe to the list). ~James Hiebert From: Hailey Eckstrand Date: Fri, 7 Jan 2011 13:05:10 -0800 Hello all, I am trying to reproject a geotif using gdalwarp: gda

Re: [gdal-dev] Problem using gdalwarp to reproject Lambert Conformal Conic (LCC) to longlat

2011-01-07 Thread Jean-Claude REPETTO
On 01/07/11 22:18, James Hiebert wrote: I am trying to reproject a geotif using gdalwarp: gdalwarp -t_srs "+proj=longlat" -s_srs "+proj=lcc +lat_0=47.5 +lat_1=30.0 +y_0=320.0 +lat_2=60.0 +x_0=3825000.0 +lon_0=-97.0 +a=637" -r bilinear -srcnodata "1e20" -dstnodata "1e20" -tr 0.5 0.5 -te

Re: [gdal-dev] Problem using gdalwarp to reproject Lambert Conformal Conic (LCC) to longlat

2011-01-07 Thread James Hiebert
Thanks for the quick response. It was definitely the missing +b. It seems that proj will fill in the +b with the same value if +a is given. Adding +b to the s_srs flag did the trick. ~James On Fri, Jan 07, 2011 at 04:51:05PM -0500, Frank Warmerdam wrote: > On 11-01-07 04:18 PM, James Hiebert w